This is the moment a riot police officer knocks protester's teeth out after smashing his shield into the man's face. The ...

Katy Perry experienced a frightening onstage mishap Friday night during her Lifetimes Tour stop at the Chase Center in San ...

While performing in San Francisco on her Lifetimes Tour, a giant butterfly prop carrying Katy Perry malfunctioned while ...

Video captured during the concert and shared with KTVU showed the singer performing her song “Roar” while riding a giant flying butterfly when the suspended prop abruptly dropped. (Video courtesy of N ...

Katy Perry triumphs during concert at Chase Center, despite technical difficulties and overblown stage production.

A scary moment occurred late in Katy Perry’s sold-out concert at Chase Center in San Francisco on Friday. It happened during ...

Katy Perry nearly fell during on top of the audience during a midair malfunction in San Francisco on Friday, weeks after a ...

Katy Perry had a near-disastrous moment at her San Francisco concert Friday as her butterfly prop plunged while the singer was riding atop it.

Katy Perry​ powered through a midair prop malfunction during her concert in San Francisco, California, on Friday night.

Katy Perry’s butterfly prop dropped mid-air during a concert at the Chase Center in San Francisco, nearly causing a fall.

As The Lifetimes Tour stopped in San Francisco, Katy Perry had a scary moment mid-air above the audience at Chase Center.